![]() Injecting malicious code into system processes from a kernel-mode driver.Protecting critical files on the disk by hiding them.Protecting critical registry keys by hiding them.The most important functions of this rootkit are: Interestingly, some parts of the rootkit have remained unchanged since the first version, namely:įragment of, an early version of TDSS, This name echoes the names of the driver, clbdriver.sys, and the DLL, clbdll.dll, which deliver the main payload.īig oaks grow from little acorns, and this was very much the case with TDSS the rootkit technologies implemented in the first version (driver functionality) was relatively simple even back in 2008. The first version of TDSS was detected by Kaspersky Lab on April 6, 2008, as. TDSS: Rootkit techolnogies The Beginning: TDL-1 This greatly complicates the detection of TDSS and makes removing it treatment a serious challenge. ![]() TDSS implements the concept of infecting drivers this means it is loaded and run at the very early stages of the operating system. The bootkit infect (as its name suggests) infects the boot sector, ensuring that the malicious code is loaded prior to the operating system. The rootkit’s malicious payload and the difficulties it presents for analysis are effectively similar to those of the bootkit. Since then, it has become far more widespread than the notorious rootkit Rustock.
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